US9931742B2 - Jig for detaching display assembly - Google Patents

Jig for detaching display assembly Download PDF

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Publication number
US9931742B2
US9931742B2 US14/744,215 US201514744215A US9931742B2 US 9931742 B2 US9931742 B2 US 9931742B2 US 201514744215 A US201514744215 A US 201514744215A US 9931742 B2 US9931742 B2 US 9931742B2
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United States
Prior art keywords
display assembly
detaching
jig
module
fixing unit
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US14/744,215
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English (en)
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US20160074979A1 (en
Inventor
Gang Wang
Xinqing Zhu
Guangyuan Cai
Jianlei Yang
Yu Zhang
Ningheng Du
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BOE Technology Group Co Ltd
Hefei BOE Optoelectronics Technology Co Ltd
Original Assignee
BOE Technology Group Co Ltd
Hefei BOE Optoelectronics Technology Co Ltd
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Application filed by BOE Technology Group Co Ltd, Hefei BOE Optoelectronics Technology Co Ltd filed Critical BOE Technology Group Co Ltd
Assigned to BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD. reassignment BOE TECHNOLOGY GROUP CO., LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: CAI, GUANGYUAN, DU, NINGHENG, WANG, GANG, YANG, JIANLEI, ZHANG, YU, ZHU, XINQING
Publication of US20160074979A1 publication Critical patent/US20160074979A1/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
    • B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics

Definitions

  • the present disclosure relates to the field of a display technique, in particular, relates to a jig for detaching a display assembly.
  • a display assembly includes a backlight module and a display panel.
  • the backlight module and the display panel are stuck to each other by a sealant at four sides thereof.
  • the backlight module and the display panel in the display assembly are typically recycled to reduce the manufacturing cost.
  • a major problem for recycling the backlight module and the display panel in the display assembly is how to detach the display assembly successfully to achieve the separation of the backlight module from the display panel.
  • the backlight module and the display panel are separated from each other mainly by hands directly.
  • the display panel will be subject to non-uniform forces and thus it is easy to cause issues such as breakdown or crack.
  • issues of the backlight module such as deformation, film displacement tend to occur, causing a low success chance of detaching the display assembly.
  • the technical problem to be solved in the present disclosure is to provide a jig for detaching a display assembly which may improve the success chance of detaching the display assembly efficiently.
  • a jig for detaching a display assembly comprising: a fixing module configured to fix a backlight module in the display assembly; and an absorbing module configured to absorb a display panel in the display assembly such that the display panel and the backlight module are separated from each other by an external force.
  • the absorbing module comprises a body part, a handle arranged on the body part and a plurality of suction cups distributed on the body part.
  • the body part has a shape of combination of two rectangles in juxtaposition adjoining each other, the handle and the suction cups being located on two opposed sides of the body part, the handle being connected with two short fringes of the body part on one of the two sides, the plurality of suction cups being nine suction cups distributed uniformly on the other side of the body part.
  • the fixing module comprises: an edge fixing portion configured to fix an edge region of the backlight module; and an intermediate fixing portion configured to fix an intermediate region of the backlight module.
  • the edge fixing portion comprises a first fixing unit, a second fixing unit, a third fixing unit and a fourth fixing unit, and wherein the first fixing unit and the second fixing unit are configured to fix two opposed lateral sides of the backlight module and the third fixing unit and the fourth fixing unit are configured to fix two corners of the backlight module.
  • the first fixing unit, the second fixing unit, the third fixing unit and the fourth fixing unit are provided with grooves to be inserted with the edges of the backlight module.
  • one or both of the first fixing unit and the second unit comprise(s) a contact portion configured to fix the edge of the backlight module and an elastic portion which is connected with the contact portion and is able to generate elastic deformation in a direction perpendicular to the lateral sides of the backlight module.
  • the elastic portion comprises a spring and the grooves are located on the contact portion.
  • the third fixing unit and the fourth fixing unit are configured to fix corners formed by one lateral side of the backlight module and two lateral sides fixed by the first fixing unit and the second fixing unit.
  • the intermediate fixing portion comprises a plurality of U-shaped grooves, two adjacent U-shaped grooves having openings in opposite directions, and wherein the location at which a symmetrical axis of each of the U-shaped grooves is located is provided with a through hole configured to discharge air in the U-shaped grooves.
  • the plurality of U-shaped grooves are six U-shaped grooves arranged in one row parallel to each other.
  • the jig for detaching a display assembly further comprises a heating module configured to heat a sealant in the display assembly.
  • the jig for detaching a display assembly further comprises a support module on which the fixing module is fixed.
  • the jig for detaching a display assembly further comprises a support module on which the heating module and the fixing module are fixed.
  • the heating module comprises four heating portions, each two of which are opposed to each other, the heating portions comprising heating units each of which is provided with a T-shaped longitudinal section and a thermal insulation unit located at recess positions on two sides of the heating portions.
  • the heating unit is located at the intermediate position of the sealant on four sides.
  • the heating unit comprises an aluminum housing and a heating tube located in the aluminum housing.
  • the thermal insulation unit is a thermal insulation stone.
  • An embodiment of the present invention provides a jig for detaching a display assembly, comprising a fixing module configured to fix a backlight module in the display assembly and an absorbing module configured to absorb a display panel in the display assembly such that the display panel and the backlight module are separated from each other by an external force.
  • the backlight module will not be moved during detaching the display assembly so as to reduce the deformation of the backlight module and the displacement of films in the backlight module; on the other hand, as the absorbing module is absorbed uniformly to the entire display panel, when the absorbing module is subject to an external force to detach the display assembly to separate the display panel from the backlight module, the entire display panel is subject to uniform force such that the breakdown or crack of the display panel may be reduced. In this way, it may improve the success chance of detaching the display assembly efficiently.
  • FIG. 1 schematically shows a jig for detaching a display assembly according to an embodiment of the present invention
  • FIG. 2 schematically shows in a perspective view an absorbing module according to an embodiment of the present invention
  • FIG. 3 schematically shows an edge fixing portion and a support module in the jig according to an embodiment of the present invention
  • FIG. 4 schematically shows an intermediate absorbing portion, a support module and a heating module in the jig according to an embodiment of the present invention.
  • FIG. 5 schematically shows in a perspective view a heating portion according to an embodiment of the present invention.
  • edge fixing portion 111 first fixing unit 1111: contact portion 1112: elastic portion 112: second fixing unit 113: third fixing unit 114: fourth fixing unit 12: intermediate fixing portion 121: U-shaped groove 1211: through hole 2: absorbing module 21: body part 22: handle 23: suction cup 3: display assembly 31: backlight module 32: display panel 4: heating module 41: heating unit 42: thermal insulation unit 5: support module
  • An embodiment of the present invention provides a jig for detaching a display assembly that can efficiently improve the success chance of detaching the display assembly.
  • the jig for detaching the display assembly includes: a fixing module (not marked) configured to fix a backlight module 31 in the display assembly 3 ; and an absorbing module 2 configured to absorb a display panel 32 in the display assembly 3 such that the display panel 32 and the backlight module 31 are separated from each other by an external force.
  • the backlight module 31 will not be moved during detaching the display assembly 3 , so as to reduce the deformation of the backlight module 31 and the displacement of films in the backlight module 31 ; on the other hand, as the absorbing module 2 is absorbed uniformly to the entire display panel 32 , when the absorbing module 2 is subject to an external force for detaching the display assembly 3 to separate the display panel 32 from the backlight module 31 , the entire display panel 32 is subject to uniform force such that the breakdown or crack of the display panel 32 may be reduced. In this way, it may improve the success chance of detaching the display assembly efficiently.
  • the absorbing module 2 includes a body part 21 , a handle 22 connected with two short fringes of the body part 21 and nine suction cups 23 distributed uniformly on the body part 21 .
  • the body part 21 has a shape of combination of two rectangles in juxtaposition adjoining each other. As shown, the handle 22 and the suction cups 23 are located on the top side and the bottom side of the body part 21 respectively.
  • the fixing module includes: an edge fixing portion 11 configured to fix an edge region of the backlight module 31 ; and an intermediate fixing portion 12 configured to fix an intermediate region of the backlight module 31 . In this way, it may prevent deformation in the edge region and the intermediate region of the backlight module 31 during detaching the display assembly 3 .
  • edge fixing portion 11 and the intermediate fixing portion 12 will be explained in detail below.
  • the edge fixing portion 11 and the intermediate portion 12 are both fixed to a support module 5 .
  • the skilled person in the art may also fix them by other means, which are not intended to be limited in the present disclosure.
  • the edge fixing portion 11 includes a first fixing unit 111 , a second fixing unit 112 , a third fixing unit 113 and a fourth fixing unit 114 .
  • the first fixing unit 111 and the second fixing unit 112 are configured to fix two opposed lateral sides of the backlight module 31 .
  • the third fixing unit 113 and the fourth fixing unit 114 are configured to fix two corners of the backlight module 31 .
  • the third fixing unit 113 and the fourth fixing unit 114 have L-shaped cross sections.
  • the third fixing unit 113 and the fourth fixing unit 114 are configured to fix corners formed by one lateral side of the backlight module 31 and two lateral sides fixed by the first fixing unit 111 and the second fixing unit 112 .
  • the fixing positions of the first, second, third and fourth fixing units 111 , 112 , 113 and 114 may be provided as required, instead of being limited to the cases shown in the figures.
  • the display assembly 3 may be inserted into the jig from an end at which the fixing module is not provided.
  • the first fixing unit 111 , the second fixing unit 112 , the third fixing unit 113 and the fourth fixing unit 114 are provided with grooves inserting with the edges of the backlight module 31 , as the backlight module 31 in the display assembly 3 has a size greater than the size of the display panel 32 .
  • the edge of the backlight module 31 is meant to the region of the backlight module 31 beyond the display panel 32 .
  • the size of the grooves may be set on the basis of the thickness of the backlight module 31 and the size difference between the backlight module 31 and the display panel 32 in practice, such that the edge of the backlight module 31 is just located in the grooves when the display assembly 3 is inserted into the jig.
  • the first fixing unit 111 includes a contact portion 1111 configured to fix the edge of the backlight module 31 and an elastic portion 1112 which is connected with the contact portion 1111 and is able to generate elastic deformation in a direction perpendicular to the lateral sides of the backlight module 31 .
  • the grooves are arranged on the contact portion 1111 .
  • the elastic portion 1112 includes a spring.
  • the second fixing unit 112 may also be arranged to have the same arrangement as that of the first fixing unit 111 .
  • the skilled person in the art can select whether the second fixing unit 112 has the same arrangement as that of the first fixing unit 111 as required.
  • the intermediate fixing portion 12 includes six U-shaped grooves 121 arranged in one row parallel to each other. Two adjacent U-shaped grooves 121 have openings in opposite directions.
  • a through hole 1211 is provided at a location at which a symmetrical axis of each of the U-shaped grooves 121 is located, and configured to discharge air in the U-shaped grooves 121 .
  • the through hole 1211 can be connected with a vacuum pump, through which the air in the U-shaped grooves 121 is discharged.
  • the arrangement of the U-shaped grooves 121 is not limited to the cases shown. It is given only by way of examples. The skilled person in the art may select it as required.
  • the jig for detaching a display assembly further includes a heating module 4 configured to heat the sealant in the display assembly 3 .
  • the viscosity of the sealant or the seal adhesive is reduced in the heating operation, so as to further improve the success chance of detaching the display assembly 3 .
  • the heating module 4 includes four heating portions, each two of which are opposed to each other.
  • the heating portions are located at the intermediate positions of the sealant on four sides.
  • the heating portions should evade integrated circuits provided in the display panel 32 to prevent the integrated circuits from being degraded by heat generated by the heating portions.
  • the heating portions include heating units 41 each of which is provided with T-shaped longitudinal section and a thermal insulation unit 42 located at recess positions on two sides of the heating units 41 .
  • the heating unit 41 includes an aluminum housing and a heating tube located in the aluminum housing.
  • the thermal insulation unit 42 is preferably a thermal insulation stone. In this case, the heating units 41 are located at the intermediate positions of the sealant on four sides.
  • the jig for detaching a display assembly in an embodiment of the present invention further includes a support module 5 on which the fixing module is fixed.
  • the fixing module is fixed on the support module 5 by a screw.
  • the heating module 4 , the edge fixing portion 11 and the intermediate fixing portion 12 are also fixed on the support module 5 .
  • An embodiment of the present invention provides a jig for detaching a display assembly, comprising: a fixing module configured to fix a backlight module in the display assembly; and an absorbing module configured to absorb a display panel in the display assembly such that the display panel and the backlight module are separated from each other by an external force.
  • the backlight module will not be moved during detaching the display assembly so as to reduce the deformation of the backlight module and the displacement of films in the backlight module; on the other hand, as the absorbing module is absorbed uniformly to the entire display panel, when the absorbing module is subject to an external force for detaching the display assembly to separate the display panel from the backlight module, the entire display panel is subject to uniform force such that the breakdown or crack of the display panel may be reduced. In this way, it may improve the success chance of detaching the display assembly efficiently.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Liquid Crystal (AREA)
US14/744,215 2014-09-11 2015-06-19 Jig for detaching display assembly Active 2036-04-01 US9931742B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201410461285.9A CN104385221B (zh) 2014-09-11 2014-09-11 一种用于拆解显示模组的治具
CN201410461285 2014-09-11
CN201410461285.9 2014-09-11

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US20160074979A1 US20160074979A1 (en) 2016-03-17
US9931742B2 true US9931742B2 (en) 2018-04-03

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CN (1) CN104385221B (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10209559B2 (en) * 2015-06-12 2019-02-19 Boe Technology Group Co., Ltd. Dismantling device for liquid crystal display with driving component included

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105246261B (zh) * 2015-10-16 2018-06-29 京东方科技集团股份有限公司 一种芯片去除装置
CN105345476A (zh) * 2015-11-17 2016-02-24 成都移动魔方科技有限公司 一种电子产品自动回收装置
CN105234159A (zh) * 2015-11-17 2016-01-13 成都移动魔方科技有限公司 一种电子产品自动回收系统
CN105234160A (zh) * 2015-11-17 2016-01-13 成都移动魔方科技有限公司 一种电子产品自动回收方法
CN106392595B (zh) * 2016-10-28 2018-12-21 京东方科技集团股份有限公司 显示模组的拆解机构及拆解装置
CN107717788A (zh) * 2017-11-10 2018-02-23 江苏大丰和顺电子有限公司 一种可拆卸的前框定位治具
CN112775656A (zh) * 2021-01-25 2021-05-11 江苏创源电子有限公司 一种拆解治具

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JP2011186403A (ja) 2010-03-11 2011-09-22 Hitachi Displays Ltd 組み合わせ装置
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10209559B2 (en) * 2015-06-12 2019-02-19 Boe Technology Group Co., Ltd. Dismantling device for liquid crystal display with driving component included

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Publication number Publication date
CN104385221B (zh) 2016-09-07
US20160074979A1 (en) 2016-03-17
CN104385221A (zh) 2015-03-04

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